Third Annual Christmas Sweater Party

Sweater Girls start out the evening, which was the band’s very first performance.  (Stefano Paltera / Los Angeles Times)

Sweater Girls make their debut in front of a festive crowd.  (Stefano Paltera / Los Angeles Times)

Teen Impact members Aida Noujaim, 18, and boyfriend Jaime Narciso, who she met during a Teen Impact summer camp, pose for a photo during the Christmas Sweater Festival at the El Rey Theater.  (Stefano Paltera / Los Angeles Times)

Holiday cards made by members of the Teen Impact program are on display during the show.  (Stefano Paltera / Los Angeles Times)

Heisenflei (right) and M of the Pity Party relax backstage before their performance.  (Stefano Paltera / Los Angeles Times)

A concert-goer sports novelty socks with silver legging and Converse shoes.  (Stefano Paltera / Los Angeles Times)

Third Annual Christmas Sweater Festival  (Stefano Paltera / Los Angeles Times)

Adriana Marmolejo gets in the giving spirit, Santa hat and all.  (Stefano Paltera / Los Angeles Times)

Members of the Sweater fest’s headlining bands congregate backstage.  (Stefano Paltera / Los Angeles Times)

A concert-goer sports festive headwear while listening to the music of the Christmas Sweater Festival at the El Rey Theater.  (Stefano Paltera / Los Angeles Times)

Lights decorate the stage before the beginning of the Christmas Sweater Festival.  (Stefano Paltera / Los Angeles Times)